# Open Source

The editor is open source on GitHub under the MIT license. Contributions are welcome, please check our GitHub repos.

### Repos

* [microsoft/pxt-microbit](https://github.com/Microsoft/pxt-microbit), PXT target for BBC micro:bit, also includes the documentation.
* [microbit/pxt](https://github.com/Microsoft/pxt), programming experience toolkit (PXT)
* [microsoft/pxt-microbit-core](https://github.com/Microsoft/pxt-microbit-core), Yotta module used to build the BBC micro:bit runtime